Data:K15a78029/Alexander Polynomial

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle -t^6+7 t^5-25 t^4+64 t^3-125 t^2+186 t-211+186 t^{-1} -125 t^{-2} +64 t^{-3} -25 t^{-4} +7 t^{-5} - t^{-6} }